diff --git a/Gemfile.lock b/Gemfile.lock
index 0577342c6..c1f4460a6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -353,7 +353,7 @@ GEM
       moneta (~> 1.0.0)
     popper_js (1.14.5)
     public_suffix (3.1.1)
-    puma (4.0.1)
+    puma (4.1.0)
       nio4r (~> 2.0)
     rack (2.0.7)
     rack-protection (2.0.5)